56505e0575
The `Match.operator[]` does the same thing and is generally recommended (and shorter). (I want to deprecate `group` and `groups`) Tested: Refactoring. CoreLibraryReviewExempt: Calling equivalent function. Change-Id: I4c758968ae622fe16b7322be1b29b05b91e7fcd9 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/489021 Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Reviewed-by: Martin Kustermann <kustermann@google.com> Commit-Queue: Lasse Nielsen <lrn@google.com>